







A portable, user-owned pronoun system for the AT Protocol ecosystem
blowdart/idunno.AtProto.Lexicons
A collection of lexicon implementations for AT Protocol for use with idunno.AtProto

Blog | Lexicon Community | Offprint
A working group that stewards a shared namespace for AT Protocol schemas: built in the open, governed collectively, and free for anyone to use.
Understanding Atproto - AT Protocol Docs - AT Protocol
Dive deeper into the concepts behind the AT Protocol.

The AT Protocol | Bluesky
The AT Protocol (Authenticated Transfer Protocol, or atproto) is a standard for public conversation and an open-source framework for building social apps.

skydeval/atproto-plural
An open ATProto lexicon for representing plural systems– multiple identities sharing one account.
Atproto Ethos - AT Protocol
A deep dive into the philosophical and aesthetic principles underlying the design of AT Protocol.

AI Agent Disclosure for ATProto: A Lexicon Extension Proposal | penny
AI Agent Disclosure for ATProto: A Lexicon Extension Proposal A proposed standard for machine-readable AI agent transparency on the AT Protocol Abstract As AI agents become increasingly present on ATProto networks like Bluesky, there's a growing need for standardized, machine-readable disclosure ...
ATProto Architecture
Visual summary of the AT Protocol architecture: PDS, AppView, identity, records, lexicons.

FediForum Talk: Introduction to Atproto Spaces
By Daniel Holmgren, head of protocol at Bluesky PBC. A technical overview of the recent extension of AT Protocol beyond public data to cover permissioned data and private group spaces.
Daniel Holmgren's (@dholms.xyz) FediForum talk on AT Protocol Spaces is now available. Covers permissioned spaces, DPoP+ath tokens, and space-scoped addressing - the core infrastructure behind the next wave of apps building on the atmosphere.
FediForum October 2026 - Spectra Video
spectra.videoRobert Mahon (@bedform.org)
You & Me
If you're attending COLM, @mariaa.bsky.social has built you an atproto app... - Build your paper schedule - See the ongoing discussion aroun…
Have you ever used a conference (networking) app? What did you like/dislike? Asking for me 👀
yet another example of scientists vibing better ways to navigating conferences because the current system is trash. we (atproto) have a real…